67431920

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{6637}}^1$

素因数の和:6777

約数の個数: 40

約数和(自身を含む): 158037504

約数和(自身を除く): 90605584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 6637, 10160, 13274, 26548, 33185, 53096, 66370, 106192, 132740, 265480, 530960, 842899, 1685798, 3371596, 4214495, 6743192, 8428990, 13486384, 16857980, 33715960, 67431920]

約数ペア:

[(1, 67431920), (2, 33715960), (4, 16857980), (5, 13486384), (8, 8428990), (10, 6743192), (16, 4214495), (20, 3371596), (40, 1685798), (80, 842899), (127, 530960), (254, 265480), (508, 132740), (635, 106192), (1016, 66370), (1270, 53096), (2032, 33185), (2540, 26548), (5080, 13274), (6637, 10160)]